Decision Workspace
typedmap vs fn-map vs erased_set
Side-by-side comparison of Rust crates
54
typedmap
growingv0.6.0
A hash map (dash map). A type of value is defined by trait implemented on key type
39
fn-map
growingv0.1.1
Abstraction around HashMap. Uses closure to compute and store value.
50
erased_set
growingv0.8.0
A set of erased types
Core Metrics
| typedmap | fn-map | erased_set | |
|---|---|---|---|
| Health Score | 54 | 39 | 50 |
| Total Downloads | 363.5K | 2.7K | 254.8K |
| 30d Downloads | 30.6K | 5 | 8.9K |
| Dependents | 441 | 0 | 89 |
| Releases | 8 | 2 | 4 |
| Last Updated | 469d ago | 650d ago | 766d ago |
| Age | 4y 12m | 1y 11m | 3y 10m |
Health Breakdown
typedmap
Maintenance
8
Quality
16
Community
13
Popularity
7
Documentation
10
fn-map
Maintenance
5
Quality
14
Community
6
Popularity
4
Documentation
10
erased_set
Maintenance
4
Quality
17
Community
11
Popularity
6
Documentation
12
Technical Details
| typedmap | fn-map | erased_set | |
|---|---|---|---|
| Version | 0.6.0 | 0.1.1 | 0.8.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 2 | 5 | 2 |
| Crate Size | 26KB | 5KB | 5KB |
| Features | 1 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.60 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •typedmap leads with a health score of 54/100, but none of the options score above 80.
- •typedmap is depended on by 441 crates — strongest ecosystem trust.
- •⚠ typedmap, fn-map, erased_set have not been updated in over a year.